What are two examples of risk behaviors?

* Unprotected sex: This is one of the riskiest behaviors for contracting HIV, as it allows the virus to be passed from one person to another through sexual contact.

* Sharing needles or other drug paraphernalia: This is another risky behavior for contracting HIV, as it allows the virus to be passed from one person to another through the sharing of contaminated needles or other drug paraphernalia.